Photography

Photoshop Express Use Photoshop's online editor to edit your photos.

PhotoK12.org - Resources for School Photography Courses

Shape Collage Free automatic photo collage maker

5 Free Alternatives to Photoshop You Should Try

Picture & Book Printing

Mpix prints on professional paper, offers variety of services
AdoramaPix prints on professional paper, run frequent specials (often has 8x10's for 99 cents)

Photo Editing

picnik
pixlr Free online photo editor in your browser